<template>
  <div class="p-2">
    <transition :enter-active-class="proxy?.animate.searchAnimate.enter" :leave-active-class="proxy?.animate.searchAnimate.leave">
      <div v-show="showSearch" class="mb-[10px]">
        <el-card shadow="hover">
          <el-form ref="queryFormRef" :model="queryParams" :inline="true">
            <el-form-item label="商品名称" prop="title">
              <el-input v-model="queryParams.title" placeholder="请输入商品名称" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="上架" prop="listing">
              <el-select v-model="queryParams.listing" placeholder="请选择状态" clearable>
                <el-option v-for="dict in goods_status" :key="dict.value" :label="dict.label" :value="dict.value" />
              </el-select>
            </el-form-item>
            <el-form-item>
              <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
              <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
          </el-form>
        </el-card>
      </div>
    </transition>

    <el-card shadow="never">
      <template #header>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button v-hasPermi="['system:goods:add']" type="primary" plain icon="Plus" @click="handleAdd">新增 </el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button v-hasPermi="['system:goods:edit']" type="success" plain icon="Edit" :disabled="single" @click="handleUpdate()"
              >修改
            </el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button v-hasPermi="['system:goods:remove']" type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete()"
              >删除
            </el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button v-hasPermi="['system:goods:export']" type="warning" plain icon="Download" @click="handleExport"> 导出 </el-button>
          </el-col>
          <right-toolbar v-model:showSearch="showSearch" @query-table="getList"></right-toolbar>
        </el-row>
      </template>

      <el-table v-loading="loading" :data="goodsList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column v-if="true" label="ID" align="center" prop="id" />
        <el-table-column label="商品名称" align="center" prop="title" />
        <el-table-column label="售价" align="center" prop="price" />
        <el-table-column label="原价" align="center" prop="originalPrice" />
        <el-table-column label="详情图" align="center" prop="detailImageUrl" width="100">
          <template #default="scope">
            <image-preview :src="scope.row.detailImageUrl" :width="50" :height="50" />
          </template>
        </el-table-column>
        <el-table-column label="上架" align="center" prop="listing">
          <template #default="scope">
            <dict-tag :options="goods_status" :value="scope.row.listing" />
          </template>
        </el-table-column>
        <el-table-column label="销量" align="center" prop="sales" />
        <el-table-column label="创建时间" align="center" prop="createTime" width="180">
          <template #default="scope">
            <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {hh}:{mm}:{ss}') }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-tooltip content="修改" placement="top">
              <el-button v-hasPermi="['system:goods:edit']" link type="primary" icon="Edit" @click="handleUpdate(scope.row)"></el-button>
            </el-tooltip>
            <el-tooltip content="删除" placement="top">
              <el-button v-hasPermi="['system:goods:remove']" link type="primary" icon="Delete" @click="handleDelete(scope.row)"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <pagination v-show="total > 0" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" :total="total" @pagination="getList" />
    </el-card>
    <!-- 添加或修改商品spu对话框 -->
    <el-dialog v-model="dialog.visible" :title="dialog.title" width="500px" append-to-body>
      <el-form ref="goodsFormRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="商品名称" prop="title">
          <el-input v-model="form.title" placeholder="请输入名称" />
        </el-form-item>

        <el-form-item label="商品标签">
          <el-input v-model="inputLabel" clearable placeholder="输入标签，用空格添加" @keydown="handleKeydown" />
          <div class="tags">
            <el-tag v-for="(tag, index) in form.labels" :key="index" closable @close="handleClose(tag)">
              {{ tag }}
            </el-tag>
          </div>
        </el-form-item>

        <el-form-item label="售价" prop="price">
          <el-input v-model="form.price" placeholder="请输入售价" />
        </el-form-item>
        <el-form-item label="原价" prop="originalPrice">
          <el-input v-model="form.originalPrice" placeholder="请输入原价" />
        </el-form-item>
        <el-form-item label="轮播图" prop="photo">
          <image-upload v-model="form.photo" />
        </el-form-item>
        <el-form-item label="详情图" prop="detailImage">
          <image-upload v-model="form.detailImage" limit="1" />
        </el-form-item>
        <el-form-item label="上架" prop="listing">
          <el-radio-group v-model="form.listing">
            <el-radio v-for="dict in goods_status" :key="dict.value" :label="dict.value">{{ dict.label }}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="销量" prop="virtuals">
          <el-input v-model="form.virtuals" placeholder="请输入销量" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Goods" lang="ts">
import { listGoods, getGoods, delGoods, addGoods, updateGoods } from '@/api/system/goods';
import { GoodsVO, GoodsQuery, GoodsForm } from '@/api/system/goods/types';

const { proxy } = getCurrentInstance() as ComponentInternalInstance;
const { goods_status } = toRefs<any>(proxy?.useDict('goods_status'));

const goodsList = ref<GoodsVO[]>([]);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref<Array<string | number>>([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);

const queryFormRef = ref<ElFormInstance>();
const goodsFormRef = ref<ElFormInstance>();

const dialog = reactive<DialogOption>({
  visible: false,
  title: ''
});

const initFormData: GoodsForm = {
  id: undefined,
  title: undefined,
  labels: undefined,
  price: undefined,
  originalPrice: undefined,
  detailImage: undefined,
  photo: undefined,
  virtuals: undefined,
  listing: undefined
};

const inputLabel = ref('');
const handleKeydown = (event: KeyboardEvent) => {
  if (event.key === ' ') {
    event.preventDefault(); // 阻止空格键默认行为
    const inputValue = inputLabel.value.trim();
    if (inputValue) {
      if (!form.value.labels.includes(inputValue)) {
        form.value.labels.push(inputValue);
      }
      inputLabel.value = ''; // 清空输入框
    }
  }
};
const handleClose = (tag: string) => {
  form.value.labels = form.value.labels.filter((label) => label !== tag);
};

const data = reactive<PageData<GoodsForm, GoodsQuery>>({
  form: { ...initFormData },
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    title: undefined,
    listing: undefined,
    params: {}
  },
  rules: {
    // id: [{ required: true, message: 'ID不能为空', trigger: 'blur' }],
    title: [{ required: true, message: '商品名称不能为空', trigger: 'blur' }],
    // labels: [{ required: true, message: '商品标签不能为空', trigger: 'blur' }],
    price: [{ required: true, message: '售价不能为空', trigger: 'blur' }],
    originalPrice: [{ required: true, message: '原价不能为空', trigger: 'blur' }],
    detailImage: [{ required: true, message: '详情图不能为空', trigger: 'blur' }],
    photo: [{ required: true, message: '轮播图不能为空', trigger: 'blur' }]
    // listing: [{ required: true, message: '状态不能为空', trigger: 'change' }]
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询商品spu列表 */
const getList = async () => {
  loading.value = true;
  const res = await listGoods(queryParams.value);
  goodsList.value = res.rows;
  total.value = res.total;
  loading.value = false;
};

/** 取消按钮 */
const cancel = () => {
  reset();
  dialog.visible = false;
};

/** 表单重置 */
const reset = () => {
  form.value = { ...initFormData };
  form.value.labels = [];
  goodsFormRef.value?.resetFields();
};

/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.value.pageNum = 1;
  getList();
};

/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value?.resetFields();
  handleQuery();
};

/** 多选框选中数据 */
const handleSelectionChange = (selection: GoodsVO[]) => {
  ids.value = selection.map((item) => item.id);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
};

/** 新增按钮操作 */
const handleAdd = () => {
  reset();
  dialog.visible = true;
  dialog.title = '添加商品';
};

/** 修改按钮操作 */
const handleUpdate = async (row?: GoodsVO) => {
  reset();
  const _id = row?.id || ids.value[0];
  const res = await getGoods(_id);
  Object.assign(form.value, res.data);
  // 将标签字符串转换为数组
  if (typeof form.value.labels === 'string') {
    form.value.labels = form.value.labels
      .split(',')
      .map((label) => label.trim())
      .filter((label) => label);
  }
  dialog.visible = true;
  dialog.title = '修改商品';
};

/** 提交按钮 */
const submitForm = () => {
  goodsFormRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      buttonLoading.value = true;
      // 将标签数组转换为字符串
      form.value.labels = form.value.labels.join(',');

      if (form.value.id) {
        await updateGoods(form.value).finally(() => (buttonLoading.value = false));
      } else {
        await addGoods(form.value).finally(() => (buttonLoading.value = false));
      }
      proxy?.$modal.msgSuccess('操作成功');
      dialog.visible = false;
      await getList();
    }
  });
};
/** 删除按钮操作 */
const handleDelete = async (row?: GoodsVO) => {
  const _ids = row?.id || ids.value;
  await proxy?.$modal.confirm('是否确认删除商品编号为"' + _ids + '"的数据项？').finally(() => (loading.value = false));
  await delGoods(_ids);
  proxy?.$modal.msgSuccess('删除成功');
  await getList();
};

/** 导出按钮操作 */
const handleExport = () => {
  proxy?.download(
    'system/goods/export',
    {
      ...queryParams.value
    },
    `goods_${new Date().getTime()}.xlsx`
  );
};

onMounted(() => {
  getList();
});
</script>

<style scoped>
.tags {
  margin-top: 10px;
}

.tags .el-tag {
  margin-right: 10px;
}
</style>
